/* SLIDE */
.portfolio-slide {
  min-width: 100%;
  display: flex;
  flex-direction: column;
  background: #0f172a;
  height: 100%; /* importante */
}

/* IMMAGINE */
.portfolio-slide img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  display: block;
}

/* TESTO SOTTO (NON overlay) */
.portfolio-caption {
  position: relative;         /* 🔥 non più absolute */
  width: 100%;

  background: #0f172a;        /* blu scuro elegante */
  color: #ffffff;

  padding: 20px;
  box-sizing: border-box;
}

/* TITOLO */
.portfolio-caption h3 {
  margin: 0 0 8px;
  font-size: 22px;
}

/* DESCRIZIONE */
.portfolio-caption p {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
}

@media (max-width: 768px) {
  .portfolio-slide img {
    height: 250px;
  }

  .portfolio-caption {
    padding: 15px;
  }

  .portfolio-caption h3 {
    font-size: 18px;
  }

  .portfolio-caption p {
    font-size: 13px;
  }
}